Yoshikazu Sakaguchi

Title: Yoshikazu Sakaguchi: Innovator in Organic Electroluminescent Technologies

Introduction

Yoshikazu Sakaguchi, based in Tokyo, Japan, is a prominent inventor with a notable portfolio of 62 patents. His work primarily focuses on organic electroluminescent technologies, which have significant applications in display and lighting devices. Sakaguchi's inventions showcase his commitment to enhancing the efficiency and longevity of organic illumination technologies.

Latest Patents

Among his recent inventions, two stand out:

1. **Organic Electroluminescent Illumination Panel**: This patent details a long-life organic electroluminescent illumination panel that is flexible. Designed to endure various stresses such as bending, impact, or vibration, it effectively minimizes defects in both the electrode and organic layers. The structure includes a pair of electrode layers, at least one being transparent, and an organic layer containing an organic electroluminescent material. Additionally, the panel features multiple spacers that enhance its durability by preventing the occurrence of dark spots due to short circuiting.

2. **Electrostatic Printing Apparatus and Method**: This invention introduces an electrostatic printing apparatus for creating a conductive transparent electrode substrate for organic EL devices. The apparatus is designed to be cost-effective and reliable. It includes a power supply, a conductive ejection unit, a control unit for bias voltage application, and a pulse control unit for precise voltage management.

Career Highlights

Sakaguchi has made significant strides during his career, working with famed companies such as NEC Lighting, Ltd. and NEC Corporation. His endeavors in these organizations have greatly contributed to the field of organic electroluminescent illumination, marking him as a key player in the industry.

Collaborations

Throughout his career, Sakaguchi has collaborated with esteemed colleagues, including Sounosuke Takahashi and Shinichi Nishida. These partnerships have facilitated innovative developments in electroluminescent technology, reflecting the strength of collaboration in the pursuit of technological advancement.

Conclusion

Yoshikazu Sakaguchi's contributions to organic electroluminescent technologies underscore the importance of innovation in modern illumination and display applications. With his impressive patent portfolio and collaborative spirit, he continues to impact the field significantly, paving the way for future advancements in organic materials and devices.